Drain flange



FIG. 1 is front side perspective view of a drain flange showing my new design;

FIG. 2 is a front side elevation view, wherein the rear side elevation view being a mirror image thereof;

FIG. 3 is a left side elevation view, wherein the right side elevation view is a mirror image thereof; and,

FIG. 4 is a top side plan view, wherein the bottom side plan view is a mirror image thereof.

The broken lines depict portions of the article that form no part of the claim. 

CLAIM The ornamental design for a drain flange, as shown and described. 